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A low temperature stop valve, Unlike Example 1, Comprises a valve body 1 and a valve cover 2, A valve stem 3 is arrange in that valve body 1, One end of the valve stem 3 is provided with a valve disc 4, The other end of the valve stem 3 is provided with an adjusting handwheel 5, A low portion of that disc 4 is provided with a guide sleeve 6, The guide sleeve 6 is fixed by means of a connecting piece and a spring pad 8, Between that disc 4 and the guide sleeve 6 is provide a valve seat 7, Between that valve stem 3 and the valve cov 2 there is provided a packing assembly 9, The O-ring 10 is further arranged at the upper part of the packing assembly 9, the upper part of the O-ring 10 is provided with a packing gland 11, the valve body 1 is provided with an arc-shaped end face 12, the arc-shaped end face 12 forms a line seal between the valve body 1 and the valve seat 7, the contact end of the valve disc 4 and the valve seat 7 is provided with a water grain surface 41, the packing assembly 9 comprises a flexible graphite packing layer, and the valve body 1 is provided with a liquid inlet cavity and a liquid outlet cavity.我好的很，吃饭也香睡觉也香，叫爹娘和奶奶不要担心我。适逢事业上升期、生活奋斗期，田蓓蕾和郭一鸣这对在北京工作的小夫妻意外怀上了二胎，双方父母两处奔来，四个老人抛家舍业立志为儿孙当“北漂”。一个屋檐下，两地、三代、七口人上演起悲喜交加的家庭情感故事 。要强的田蓓蕾为前途孤注一掷丢了工作，独辟蹊径又柳暗花明；厚道的郭一鸣身受家里家外两重压力力撑梁柱，两人走到离婚的尽途又温情回归。四位老人为爱“斗法”，两度折返北京，又分别立足。一系列现实的问题如儿...　　相传在上古时期，盘古开天地时留下一颗五彩神珠。神珠吸取天地之精华，有神奇的力量，得到了这个宝物，就可以长生不老，甚至可以统领各界，称霸世间。为了防止神珠落到坏人手里，为害世间，五彩神珠被藏在乌笼院的一处禁地中，由武林高手世代守护。几千年过去了，直到这一天，乌笼院被牵扯到一桩宝藏抢夺与武林恩怨当中。Lawyers said that in Chinese society, women are becoming more and more independent and she is no longer attached to men.赵光头继而说道：咱们拖太久了，不好再拖了，他们必然在搬救兵，真来千人万人的军队，实在不好对付，船主的吩咐要紧。Heartless follows Sofie and Sebastian - two siblings with a deep dark and fatal secret. In order to survive they must suck energy out of other people. hukandy.comWe follow their quest for answers as to why they are this way and their search leads them to Ottmannsgaard, a boarding school with plenty of deep dark secrets of its own.